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Internet creation, function, real-world links
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Module 10
Application Layer: The Web and DNS
1
DNS: Translating Domain Names to IP Addresses
Explain the purpose of DNS in translating domain names to IP addresses
2
Understanding the DNS Hierarchy
Describe the DNS hierarchy (root, TLD, authoritative servers)
3
Understanding Recursive DNS Queries
Trace the steps of a recursive DNS query from client to resolution
4
DNS Lookups with `nslookup` and `dig`
Use `nslookup` or `dig` to perform and interpret DNS lookups
5
Web Architecture: The Client-Server Model
Describe the client-server model in the context of the web
6
Understanding HTTP: Requests, Responses, and Their Components
Explain the structure of HTTP requests and responses (methods, status codes, headers)
7
Inspecting HTTP with Browser Dev Tools
Use browser developer tools to inspect HTTP requests and responses
Previous module
Application Layer: Socket Programming in C
Next module
Fundamentals of Network Security